Bitterman Robert J — SEC Form 4 filings
SEC reporting owner CIK 1304395. 17 Form 4 filings on record with FilingPulse; latest filed 2026-09-15.
Transaction summary — filings shown
Covers all 17 filings on record, filed 2024-02-22 to 2026-09-15. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 13 legs across 12 filings — 52,200 shares, $62,976 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 6.
- Largest priced transaction: purchase of 10,000 shares @ $1.06 ($10,600) in Phio Pharmaceuticals Corp., filed 2026-08-19.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres. & CEO, Director | 17 | 13 legs · 52,200 sh · $62,976 | — | 6 |
Form 4 filings — Bitterman Robert J
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-15 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Tax withholding (F): 68,550 @ $1.03 | EDGAR |
| 2026-08-19 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 10,000 @ $1.06 | EDGAR |
| 2026-06-29 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 10,000 @ $0.99 | EDGAR |
| 2026-02-06 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Grant/award (A): 120,000 @ $0 | EDGAR |
| 2026-01-02 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 5,000 @ $1.03 | EDGAR |
| 2025-12-29 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 5,000 @ $1.02 | EDGAR |
| 2025-11-24 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 5,000 @ $1.14 | EDGAR |
| 2025-11-19 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 5,000 @ $1.27 | EDGAR |
| 2025-09-15 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Tax withholding (F): 4,111 @ $2.32 · Grant/award (A): 250,000 @ $0 | EDGAR |
| 2025-06-11 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 2,000 @ $2.42 | EDGAR |
| 2025-06-10 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 1,500 @ $2.75 | EDGAR |
| 2025-05-23 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 3,000 @ $1.77 · Purchase (P): 1,200 @ $1.78 | EDGAR |
| 2024-09-13 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Grant/award (A): 15,500 @ $0 | EDGAR |
| 2024-06-11 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 1,000 @ $0.74 | EDGAR |
| 2024-06-10 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 1,000 @ $0.75 | EDGAR |
| 2024-02-27 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Purchase (P): 2,500 @ $0.91 | EDGAR |
| 2024-02-22 | 4 | Phio Pharmaceuticals Corp. (PHIO) | Tax withholding (F): 1,804 @ $0.76 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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